Privilege escalation in Red Hat Virtualization - CVE-2017-7536

 

Privilege escalation in Red Hat Virtualization - CVE-2017-7536

Published: November 8, 2017


Vulnerability identifier: #VU9130
CSH Severity: Low
CVSS v4: 9.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H]
CVE-ID: CVE-2017-7536
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to the security manager's reflective permissions are granted to Hibernate Validator. A local attacker can allow the calling code to access private members without the permission, validate an invalid instance, access the private member value via ConstraintViolation#getInvalidValue() and gain execute arbitrary code with elevated privileges.

Affected software

Red Hat Virtualization
JBoss Enterprise Application Platform
eap7-jboss-ec2-eap (Red Hat package)

How to mitigate CVE-2017-7536

Install update from vendor's website.

eap7-jboss-ec2-eap (Red Hat package) - addressed in versions 7.0.8-1.GA_redhat_1.ep7.el6, 7.0.8-1.GA_redhat_1.ep7.el7

External References

Related Security Bulletins